From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DF2B9C433DF for ; Tue, 30 Jun 2020 03:51:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B1EC9206B6 for ; Tue, 30 Jun 2020 03:51:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="GRPh52lQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729319AbgF3DvS (ORCPT ); Mon, 29 Jun 2020 23:51:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39848 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726686AbgF3DvQ (ORCPT ); Mon, 29 Jun 2020 23:51:16 -0400 Received: from mail-io1-xd44.google.com (mail-io1-xd44.google.com [IPv6:2607:f8b0:4864:20::d44]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7E6DFC061755; Mon, 29 Jun 2020 20:51:16 -0700 (PDT) Received: by mail-io1-xd44.google.com with SMTP id f23so19537969iof.6; Mon, 29 Jun 2020 20:51:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=yAZduYcEKm4wiOoLB6wnk1hlMRtoPsLgtKlyIvlMUUk=; b=GRPh52lQSWCzW35W1QnyaXOUmA34A/4AKUJjxPBB0VlNIVGeMOVGpYwzpA+yAP6u5J Q/9T5zn8OMWx8UqWS1/SU2N7Fa7rlMr4g+yxOfWeCLZOdHgItmQuwWt1HaSQVyDrBXPc a1AK+WsOXG+pgOsnP3x6sjLTHVz3Fo9neUwd7PbK6WAwQjRGfc2FhCrMdgJXECoCtfSF TxR9vEv4TM+Yq7FpuSrPu+z6w9pOaBMAQ1Sw+3h4CJIKBSb3oQM1s8R7fka14V0lbrhq vRzW4dTi4NG5laeU7B2h0KqzTxamOycL4XWGGp62R5RXGMS+uKyQyU6nKTpMmZOAja89 nGnQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=yAZduYcEKm4wiOoLB6wnk1hlMRtoPsLgtKlyIvlMUUk=; b=hPPZ0PoE+PlVVAmdhSKSdn6T31+qmVD+4Dum8LRsFmniP3P6ydrS9yTQvoI12TJM0t i/S+J+2tIPCVwwfa0Wms2DvQYKbWTuH3k9PWGUb5gcmVomyvbBBsS6M8/EY3T2V3ghna 3nsFpFnFkCkBWb85EutmYVgHNRkkIf8/322VaelAmT5puoofcZJi93SRwKIiE5jPWeTR gpIqL/d2f7/Z9bAwtNBlFoBpDVRbHbgVf1UpSmpBFPUvaBLEvzqx6YqcuE/Q3xnWCxbi QbW3EHvKAvdhZDmVjv/YlmUP0txzmViqxXkbTRMuCH0Wp9dmUfdtfcHfr8OZVQQ45QqZ TWIA== X-Gm-Message-State: AOAM53031Q9m9S5j8mhBCkyTC5j3wbMNPw9ZsXseUNM29glgidedVp8L /hfdFAl6Jmm4hHVsxTVOb8BEXsVpc0bducq5bOU= X-Google-Smtp-Source: ABdhPJzZuNXww1kpEzblOjBpzpBSukrXvLvu4Pg0QYX2Fd6c599me8PtcJRbpr2i2G2X4Cfyo6dOfit79hB2g9nQUgU= X-Received: by 2002:a05:6602:1225:: with SMTP id z5mr20025766iot.64.1593489075913; Mon, 29 Jun 2020 20:51:15 -0700 (PDT) MIME-Version: 1.0 References: <000000000000dfdbe905a90ba06d@google.com> In-Reply-To: <000000000000dfdbe905a90ba06d@google.com> From: Cong Wang Date: Mon, 29 Jun 2020 20:51:04 -0700 Message-ID: Subject: Re: KASAN: vmalloc-out-of-bounds Read in __nla_validate_parse To: syzbot Cc: David Miller , jmaloy@redhat.com, Jakub Kicinski , LKML , Linux Kernel Network Developers , syzkaller-bugs , tipc-discussion@lists.sourceforge.net, Ying Xue Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org #syz fix: genetlink: get rid of family->attrbuf